let's develop more stars in education. let's invest in our teachers... ...so they can inspire our students. let's solve this. >>> hi. coming up, former nebraska senator bob kerrey wants to go back to the senate. steve martin is helping him do just that. >>> in the rewrite tonight, a republican congressman says the bible should be our only law book. and he is, yes, a member of the house science committee. that's come up. [ thunder crashes ] [ male announcer ] if you think all batteries are the same... consider this: when the unexpected happens, there's one brand of battery more emergency workers trust in their maglites: duracell. one reason: duralock power preserve. it locks in power for up to 10 years in storage. guaranteed. so, whether it's 10 years' of life's sunny days... or... the occasional stormy one... trust goes a long way. duracell with duralock. trusted everywhere. [ male announcer ] how do you make 70,000 trades a second... ♪ reach one customer at a time? ♪ or help doctors turn billions of bytes of shared in